Patent · US Active

Liquid filter arrangement; components; and, methods

US8535530B2 · kind B2 · utility

8Cited by

41References

9Claims

0Family size

Assignee

Donaldson Company, Inc. · US

Inventors

Brian Mandt · Shakopee, US
Brent A. Gulsvig · Faribault, US
John R. Hacker · Edina, US

Key dates

Filing date	Dec 16, 2008
Grant date	Sep 17, 2013
Priority date	—
Expiry date	Dec 16, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/4076
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Liquid filter arrangements are described and shown. The arrangements generally include a filter head, a seal adaptor, and a filter member comprising a shell enclosing a cartridge. Unique features for interface between the filter cartridge and the filter head are provided. Also provided are unique filter head features and cartridge features.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.